Location History:
- Dongcheon-dong, Suji-gu, Yongin, Gyunggi-do, KR (2010)
- Gyunggi-do, KR (2011 - 2012)
- Seoul, KR (2010 - 2015)
Company Filing History:
6 out of 7,603 
2 out of 207 
1 out of 131,744 
Years Active: 2010-2015
Title: Myung Whun Chang: Innovator in Probe Board Technology
Introduction
Myung Whun Chang is a prominent inventor based in Seoul, South Korea. He has made significant contributions to the field of probe board technology, holding a total of 10 patents. His innovative methods have improved manufacturing processes and reduced costs in the electronics industry.
Latest Patents
One of Myung Whun Chang's latest patents is a method of repairing a probe board. This method involves preparing a plurality of first via electrodes filled with a first filling material in a board body formed as a ceramic sintered body. It includes forming a via hole for an open via electrode among the plurality of first via electrodes. The via hole is then filled with a second filling material that has a lower sintering temperature than that of the first filling material. Finally, a second via electrode is formed by sintering the second filling material. This innovative open via repair method enhances the manufacturing yield of the board and significantly reduces manufacturing costs.
Career Highlights
Myung Whun Chang has worked with notable companies such as Samsung Electro-Mechanics Co., Ltd. and Samsung LED Co., Ltd. His experience in these leading firms has allowed him to develop and refine his expertise in probe board technology.
Collaborations
Throughout his career, Myung Whun Chang has collaborated with talented individuals, including Jong Myeon Lee and Ho Sung Choo. These collaborations have contributed to the advancement of his innovative projects and patents.
Conclusion
Myung Whun Chang is a distinguished inventor whose work in probe board technology has made a lasting impact on the electronics industry. His innovative methods and collaborations continue to drive advancements in manufacturing processes.